mddOperatorStrategy.h

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// =========================================================================
#ifndef GUM_MDD_OPERATOR_STRATEGY_H
#define GUM_MDD_OPERATOR_STRATEGY_H
// =========================================================================
#include <agrum/FMDP/planning/IOperatorStrategy.h>
 
// =========================================================================
 
namespace gum {

  template < typename GUM_ELEMENT >
  class MDDOperatorStrategy: public IOperatorStrategy< GUM_ELEMENT > {
    public:
    // ###################################################################
    // ###################################################################

    MDDOperatorStrategy();

    ~MDDOperatorStrategy() override;

 
 
    // ###################################################################
    // ###################################################################
 
    MultiDimFunctionGraph< GUM_ELEMENT, ExactTerminalNodePolicy >* getFunctionInstance() override;
 
    MultiDimFunctionGraph< ArgMaxSet< GUM_ELEMENT, Idx >, SetTerminalNodePolicy >*
        getArgMaxFunctionInstance() override;
 
    MultiDimFunctionGraph< ActionSet, SetTerminalNodePolicy >* getAggregatorInstance() override;

 
    // ###################################################################
    // ###################################################################
 
    protected:
    // ==========================================================================
    // ==========================================================================
    MultiDimFunctionGraph< GUM_ELEMENT >* regress(const MultiDimFunctionGraph< GUM_ELEMENT >* Vold,
                                                  Idx                        actionId,
                                                  const FMDP< GUM_ELEMENT >* fmdp,
                                                  const gum::VariableSet&    elVarSeq) override;
 
    // ==========================================================================
    // ==========================================================================
    MultiDimFunctionGraph< GUM_ELEMENT >* maximize(const MultiDimFunctionGraph< GUM_ELEMENT >* f1,
                                                   const MultiDimFunctionGraph< GUM_ELEMENT >* f2,
                                                   Idx del = 3) override;
 
    // ==========================================================================
    // ==========================================================================
    MultiDimFunctionGraph< GUM_ELEMENT >* minimize(const MultiDimFunctionGraph< GUM_ELEMENT >* f1,
                                                   const MultiDimFunctionGraph< GUM_ELEMENT >* f2,
                                                   Idx del = 3) override;
 
    // ==========================================================================
    // ==========================================================================
    MultiDimFunctionGraph< GUM_ELEMENT >* multiply(const MultiDimFunctionGraph< GUM_ELEMENT >* f1,
                                                   const MultiDimFunctionGraph< GUM_ELEMENT >* f2,
                                                   Idx del = 3) override;
 
    // ==========================================================================
    // ==========================================================================
    MultiDimFunctionGraph< ArgMaxSet< GUM_ELEMENT, Idx >, SetTerminalNodePolicy >* argmaximize(
        const MultiDimFunctionGraph< ArgMaxSet< GUM_ELEMENT, Idx >, SetTerminalNodePolicy >* f1,
        const MultiDimFunctionGraph< ArgMaxSet< GUM_ELEMENT, Idx >, SetTerminalNodePolicy >* f2,
        Idx del = 3) override;
 
    // ==========================================================================
    // ==========================================================================
    MultiDimFunctionGraph< GUM_ELEMENT >* add(const MultiDimFunctionGraph< GUM_ELEMENT >* f1,
                                              const MultiDimFunctionGraph< GUM_ELEMENT >* f2,
                                              Idx del = 1) override;
 
    // ==========================================================================
    // ==========================================================================
    MultiDimFunctionGraph< GUM_ELEMENT >* subtract(const MultiDimFunctionGraph< GUM_ELEMENT >* f1,
                                                   const MultiDimFunctionGraph< GUM_ELEMENT >* f2,
                                                   Idx del = 0) override;
 

 
    protected:
    // ==========================================================================
    // ==========================================================================
    bool shouldEleminateVar_(const DiscreteVariable* v, const FMDP< GUM_ELEMENT >* fmdp);
 
    // ==========================================================================
    // ==========================================================================
    const DiscreteVariable* lastVar_(const MultiDimFunctionGraph< GUM_ELEMENT >* function);
  };
} /* namespace gum */
 
#include <agrum/FMDP/planning/mddOperatorStrategy_tpl.h>
 
#endif   // GUM_MDD_OPERATOR_STRATEGY_H